Finding the Fourth Proportional to 22,602,557.76, 31,191,162.24 and 12,289,540.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,602,557.76 : 31,191,162.24 = 12,289,540.56 : x
2. Step 2: Convert to fraction form
   22,602,557.76/31,191,162.24 = 12,289,540.56/x
3. Step 3: Cross multiply
   22,602,557.76x = 31,191,162.24 × 12,289,540.56
4. Step 4: Simplify right side
   22,602,557.76x = 383,325,053,462,020.44
5. Step 5: Solve for x
   x = 383,325,053,462,020.44/22,602,557.76
6. Step 6: Final answer
   x = 16,959,366.17